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Stop/Start UPS and Operating the External Service Bypass
990-4057
User Guide APC Silcon 240-320kW 400V UPS 7
2.4 Start UPS (from complete power down)
2.4.1 UPS start-up
CAUTION!
Make sure all cable connections are in place prior to first start-up.
NOTICE!
After first system start-up, check that battery temperature is displayable (press and
simultaneously on the display – it reads NV (not valid) if incorrectly installed). A battery capacity
test is recommended after the electric installation.
NOTICE!
If for any reason the start-up procedure is interrupted, wait for the display to show the step 4
message: “Stop charge DC capacitors : YES” and repeat procedure from there.
Green /ON
Red / OFF
CAUTION!
Do not close the MCCBs in the Battery Breaker Box unless the display reads: “Insert fuse or
close MCCB” – otherwise the UPS may be damaged. If the display reads “DC capacitor charge
error”, do not close MCCB.
Call for assistance.
WARNING!
If “Autostart” is active the UPS will start automatically after step 9 (with a 1-minute delay)